Jack graduated from the University of Wisconsin - Milwaukee in 1974 where he received a BFA in Music Education. His major instrumental studies were on trombone under the guidance of Donald Haack of the Milwaukee Symphony. In 1971, he enlisted in the United States Army Reserve and was assigned to the 84th Division Band in Milwaukee where he stayed until December of 1997. His duties there included Principal Conductor, "Railsplitter" Dance Band Leader, and Principal Trombonist. In January of 1998, Jack enlisted in the 132nd Army Band, Wisconsin National Guard. He holds the rank of Sergeant First Class and is currently the assistant director of "Patriot Jazz", the band's jazz ensemble, on occasion directs the concert band, and is the trombone section leader.

When he is not performing, Jack is a Promotional Consultant for The Geckler Companies, Inc., where he works with schools and other non-profit organizations with their fundraising activities. Jack lives in Dousman, Wisconsin with his wife Karen. He has two daughters, Jessica and Brooke, and four grandchildren, Lauryn, Jacob, Jackson and Mason.